WO2005098145A1 - Panneau isolant comportant une structure superficielle de drainage - Google Patents

Panneau isolant comportant une structure superficielle de drainage Download PDF

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Publication number
WO2005098145A1
WO2005098145A1 PCT/EP2004/006641 EP2004006641W WO2005098145A1 WO 2005098145 A1 WO2005098145 A1 WO 2005098145A1 EP 2004006641 W EP2004006641 W EP 2004006641W WO 2005098145 A1 WO2005098145 A1 WO 2005098145A1
Authority
WO
WIPO (PCT)
Prior art keywords
drainage
channels
group
insulation board
cross
Prior art date
Application number
PCT/EP2004/006641
Other languages
German (de)
English (en)
Inventor
Wolfgang Becker
Harald Zimpfer
Original Assignee
Knauf Dämmstoffe GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Knauf Dämmstoffe GmbH filed Critical Knauf Dämmstoffe GmbH
Publication of WO2005098145A1 publication Critical patent/WO2005098145A1/fr

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
    • E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water

Definitions

  • Insulating board with drainage surface structure Insulating board with drainage surface structure
  • the invention relates to an insulation board with drainage surface structure, wherein the drainage surface structure is formed both for liquid dissipation in ground contacting assembly as Haftoberflburgxe for a plaster layer and at least a first group of over its longitudinal course to the outside open drainage channels.
  • An insulation board with drainage surface structure which can also form an adhesion surface for a plaster layer, is known, for example, from DE 201 12 604 U1.
  • the object of the present invention bestek ⁇ t therefore to provide an insulating board, in which, if they are plastered, an economically acceptable plaster consumption on the one hand is guaranteed and on the other hand, the highest possible Abhnespende is achieved.
  • the core idea of the present invention is thereby to provide, in the case of the drainage channels, cross-sectional shapes perpendicular to their longitudinal extension which avoid corners and edges and in particular have no small radii of less than 1 mm. It has been shown that drainage channels with small radii can clog up in the long-term behavior in the strong bends of eg 0.5 mm radius or less. In addition, due to the edges with small radii Nerwirbelungen that hinder the most efficient liquid removal.
  • This invention CONFIRMATION COPY Permitted, small radius-avoiding cross-sectional shape is at least in a first group of drainage channels, which are preferably responsible for a substantial part of the drain dispenser provided.
  • other groups of channels may have such a cross-sectional shape or all channels of the insulating board with a small radii avoiding cross-sectional shape be formed.
  • the corner-avoiding, in particular rounded, cross-sectional shape extends at least over 50%, preferably over at least 80%, in particular over the entire length of the drainage channels.
  • the discharge dispenser becomes particularly high when the structure recognized as advantageous according to the invention extends as far as possible over a substantial part of the length of the drainage channel.
  • the radii are not only limited to the bottom, but at the same time a concurrence of the curvature is sought, so that at least the drainage channels of the first group A has a straight section avoiding, in particular rounded cross-sectional shape, in which the proportion of straight, so curvature-free shares based on the entire cross-sectional profile at the point under consideration below 10%, preferably below 1%, in particular 0. It is therefore still conceivable to provide short straight sections at the base and / or at the flanks of the drainage channel. But such sections are short in relation to the entire cross-sectional shape of the channel perpendicular to its longitudinal extent to achieve over the entire course of the channel as rounded as possible cross-sectional shape.
  • the drainage channels have a straight section avoiding, in particular rounded cross-sectional shape at least over 50%, preferably over 80% of its length, in particular over its entire length.
  • the drainage channels preferably have a depth in the range 3.5 to 6.5 mm, preferably of about 5 mm.
  • the cross-sectional shape of the drainage channel comprises a likewise small radii avoiding web which extends to the outside of the channel.
  • the web is preferably arranged centrally.
  • the web extends at least over 50%, preferably at least over 80%, of the drainage channel and has a height approximately equal to the depth of the drainage channel so as to provide additional footprint.
  • insulation boards with drainage surface structure are in earth-contacting mounting to the ground with a particle-permeable, liquid-permeable nonwoven, grid, or the like. overdrawn.
  • the formation of a web can be expedient.
  • the web can also be formed as a corner avoiding, in particular rounded bead, so that a substantially linear bearing surface is defined.
  • the web may also be designed as a dam with a flattened upper side and define there a wider, more extensive footprint.
  • the width of the footprint is preferably between 3 mm and 9 mm, preferably about 6 mm.
  • rounded portions are also provided on the longitudinally extending channel edges, preferably over their entire length.
  • the channel is rounded off from the surface of the insulating panel, i. bounded by corresponding edges with small radii of 0.5 mm or less along its longitudinal course.
  • the drainage channels of the first group A are arranged substantially vertically in the mounting position of the insulation board in order to ensure the largest possible discharge of the drainage.
  • the insulation board on another group B of channels which are formed with different orientation and / or different cross-sectional shape and / or different cross-sectional size to the drainage channels of the first group.
  • the drainage channels can intersect at right angles, but it is also conceivable that the drainage channels intersect at a smaller, acute angle.
  • the channels of the first and second group can have the same cross-sectional shape and cross-sectional size.
  • the channels in cross-sectional shape and / or cross-sectional size are configured differently.
  • the channels of the second group can also be designed as liquid-transporting drainage channels or as flat channels not designed predominantly for liquid transport.
  • the flat channels may be formed, for example, to increase the adhesion of a plaster layer.
  • the drainage channels of the first group intersect with the channels of the second group and at the same time the channels of at least one group, in particular both groups in their cross-section extending webs, they are expediently partially or completely flattened in the region of the crossing points to a Liquid flow can not be obstructed.
  • plate-shaped elevations with a rectangular basic structure are formed and bounded by the drainage channels of the first group and the channels of a further, second group, wherein the rectangular elevations are preferably in a grid with a length to width ratio between 1.55 and 1.70, more preferably corresponding to the fibonacci factor of 1.618.
  • plate-shaped elevations between the drainage channels ensures a load bearing contact area for a particulate body. rendes fleece or grid. Accordingly, the plate-shaped elevations have an extended, flat support surface to accommodate the pressure of the soil or to provide an adhesive surface for a plaster layer.
  • a structuring according to the Fibonacci factor (golden rectangle, golden section) defines for the insulation board a surface structure that meets the overall requirements, pressure transfer, plaster consumption, drainage properties, etc. in a particularly favorable manner.
  • the basic form of the drainage channels of the first group A and of the channels, if appropriate, of further groups B can, according to a preferred aspect of the present invention, have a substantially semicircular or semivale or wavy or one of the PHI spiral following cross-sectional shape.
  • the insulation board with drainage surface structure is provided with a smoothed surface to increase the drainage dispenser while at the same time minimizing the consumption of plaster.
  • the smoothed surface can be brought about by suitable smoothing methods known per se, for example by means of a tool provided with Teflon insert and / or by targeted steaming of the surface.
  • a smoothed surface can also be formed only in the region of the drainage channels, which is sufficient for the intended increase in the discharge dispenser; the surface structure outside the drainage channels can then remain unsmoothed, which may be an issue for the adhesion of a plaster layer to be applied. is advantageous.
  • FIG. 1 shows an embodiment of an insulating board according to the invention in a plan view
  • FIG. 2 shows a sectional view through the insulating panel according to FIG. 1 along the line II-II,
  • FIG. 3 shows a sectional view of the insulating panel from FIG. 1 along the line III-III
  • FIG. 4 shows a preferred cross-sectional shape for a drainage channel of an insulating panel according to the invention
  • Figures 5a - 5e modified cross-sectional shapes for a drainage channel according to the invention.
  • FIGS. 2 and 3 show an outer side 11 of an insulating panel according to the invention and in FIGS. 2 and 3 a sectional view through this embankment panel, each schematically illustrated.
  • a drainage channel 12 each comprise two separate by a web 14 sub-channels 21, 22.
  • the web 14 can be formed either as a rounded bead 23 or as a dam 24 with a flattened contact surface 25.
  • the bead 23 defines a footprint 25, which is, however, formed substantially narrower perpendicular to the longitudinal extent of the drainage channel.
  • the contact surface 25 serves to support a grid or fleece (not shown) placed on the outside 11 of the insulating board.
  • the drainage channels 12- are delimited at their sides by channel edges 16, 17 forming edges with a radius of 0.5 mm or less.
  • Perpendicular to the drainage channels 12 further channels, which are formed here as a flat channels 13, arranged.
  • the flat channels 13 intersect the drainage channels 12 at points of intersection 15. Within the points of intersection 15, the webs 14 are also cut through the flat channels 13 both in their design as a bead 23 and in their configuration as a dam 24.
  • the drainage channels 12 and the flat channels 13 rectangular elevations 20 are limited, which support a grid or fleece as a large bearing surfaces or absorb the pressure forces of the soil.
  • the total width of the drainage channels i. the summed width of the sub-channels 21, 22 is more preferably 16.18 mm, corresponding to the Fibonacci factor. But there are also other overall widths conceivable, wherein the total width of both sub-channels 21, 22 may preferably be in a range of 13 mm to 21 mm, preferably in a range of 15.5 mm to 17 mm, in particular about 16.18 mm ,
  • the drainage channels 12 with bead 23 and dam 24 are arranged alternately in the present embodiment.
  • the flat channels 13 alternate in a sequence of a single narrow narrow channel and a double, wide flat channel.
  • the grid formed by the repetition of the flat channels 13 and the repetition of the drainage channels 12 is designed in a length to width ratio of 16.18 mm to 10 mm corresponding to the Fibonacci factor of 1.618.
  • the drainage channels always comprise two sub-channels 21, 22, it is of course also conceivable to design all drainage channels or, for example, only every second drainage channel 12 without web 14, so that, for example Simple drainage channel 12 with an existing two sub-channels 21, 22 drainage channel 12 alternates.
  • FIG. 4 illustrates a preferred embodiment of the cross-section of a sub-channel 21 of the drainage channels 12, the cross-sectional shape being followed by the PHI spiral also based on the Fibonacci principle, the PHI spiral being in a manner known per se by interlaced golden rectangles, each defined by a golden section through a réellerechteck defined.
  • a first section 26 of the Fibonacci curve extends from the channel edge 17 to the channel bottom 29.
  • a second section 27 then extends from the channel base 29 up to a curvature tangent perpendicular to the channel exit.
  • a third section of the Fibonacci curve is subsequently mirrored outwardly deviating from the actual Fibonacci curve, in order to transfer to the web 14 formed as a bead 23 or dam 24.
  • FIG. 5 a the drainage channel 12 holds two partial channels 21, 22, which are separated from one another by a bead 23.
  • the bead 23 and the channel bottom 29 of the sub-channels 21, 22 each have a semicircular curvature.
  • the channel edges 16, 17 are provided with rounding 18, 19, which are formed here as a quarter circle section. Between the channel edges 16, 17 the respective channel bottom 29 and the apex of the bead 23 straight portions 30 which form a flat, curvature-free region of the channel wall 31 extend.
  • FIG. 5b illustrates a U-shaped drainage channel, similar to FIG. 5a at the channel edges. 16, 17 rounded portions 18, 19 are provided. At the channel bottom 29 a flattened, straight portion 30 is formed, as well between the channel bottom and the channel edges 16, 17th FIG. 5c shows a straight section-avoiding, rounded cross-sectional shape for a drainage channel 12.
  • the channel wall 31 does not comprise any extended planar sections, but rather the proportion of straight (curvature-free) parts, relative to the entire cross-sectional profile, is less than 10%, preferably less than 1%, in particular 0%.
  • FIG. 5d a further modified embodiment is shown orm, wherein the channel edges 16, 17 without roundings 1 8, 19, i. designed with edges. This is followed by straight sections 30 each. At the channel bottom 29 a rounded cross-sectional shape is provided.
  • FIG. 5e illustrates a further modified embodiment for a drainage channel, which here consists of two partial channels 21, 22.
  • the channel edges 16, 17 are also designed here as edges. Otherwise, the cross-sectional shape of the drainage channel 12 corresponds to the cross-sectional shape of the illustrated with reference to Figure 5a drainage channel.
  • the presently described insulating board with drainage surface chentechnik can be mounted not only in Erddmixt area on buildings, but can also be used for insulation in other areas of a building, for example, for roof insulation, in the area of the bottom plate, indoors.

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  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Environmental & Geological Engineering (AREA)
  • Hydrology & Water Resources (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Mining & Mineral Resources (AREA)
  • Paleontology (AREA)
  • Civil Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Structural Engineering (AREA)
  • Building Environments (AREA)

Abstract

L'invention concerne un panneau isolant comportant une structure superficielle de drainage. Selon l'invention, cette structure superficielle de drainage est conçue non seulement pour évacuer des liquides dans des montages en contact avec la terre, mais aussi en tant que surface adhésive pour une couche d'enduit, et comprend au moins un premier groupe (A) de canaux de drainage (12) ouverts longitudinalement vers le côté extérieur (11). Au moins les canaux de drainage (12) du premier groupe (A) présentent, perpendiculairement à leur longueur, une forme en section transversale non angulaire, en particulier arrondie, possédant des rayons minimums de 1 mm.
PCT/EP2004/006641 2004-04-07 2004-06-18 Panneau isolant comportant une structure superficielle de drainage WO2005098145A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP04008382.6 2004-04-07
EP04008382A EP1584752A1 (fr) 2004-04-07 2004-04-07 Panneau isolant avec une structure de surface pour drainage

Publications (1)

Publication Number Publication Date
WO2005098145A1 true WO2005098145A1 (fr) 2005-10-20

Family

ID=34896000

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2004/006641 WO2005098145A1 (fr) 2004-04-07 2004-06-18 Panneau isolant comportant une structure superficielle de drainage

Country Status (2)

Country Link
EP (1) EP1584752A1 (fr)
WO (1) WO2005098145A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9101883U1 (fr) * 1991-02-19 1991-07-18 Gefinex Gesellschaft Fuer Innovative Extrusionsprodukte Mbh, 4803 Steinhagen, De
WO1995016835A1 (fr) * 1993-12-17 1995-06-22 Liebregts Roland H Element de construction isole, renforcement destine a cet element, et construction d'un mur
DE29902769U1 (de) * 1998-09-17 2000-01-27 Gutjahr Walter Drain- und Dämmelement
WO2000014341A1 (fr) * 1998-09-03 2000-03-16 Gefinex Gesellschaft für innovative Extrusionsprodukte mbH Plaque de protection d'ouvrage de construction et de drainage
DE20112604U1 (de) * 2001-07-31 2002-12-05 Knauf Daemmstoffe Gmbh Dämmplatte mit Dränage-Oberflächenstruktur

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE9101883U1 (fr) * 1991-02-19 1991-07-18 Gefinex Gesellschaft Fuer Innovative Extrusionsprodukte Mbh, 4803 Steinhagen, De
WO1995016835A1 (fr) * 1993-12-17 1995-06-22 Liebregts Roland H Element de construction isole, renforcement destine a cet element, et construction d'un mur
WO2000014341A1 (fr) * 1998-09-03 2000-03-16 Gefinex Gesellschaft für innovative Extrusionsprodukte mbH Plaque de protection d'ouvrage de construction et de drainage
DE29902769U1 (de) * 1998-09-17 2000-01-27 Gutjahr Walter Drain- und Dämmelement
DE20112604U1 (de) * 2001-07-31 2002-12-05 Knauf Daemmstoffe Gmbh Dämmplatte mit Dränage-Oberflächenstruktur

Also Published As

Publication number Publication date
EP1584752A1 (fr) 2005-10-12

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